
# This expresses
#加速度　ac
float32  acvx	
float32  acvy
float32  acvz
#角速度　an
float32  anvx
float32  anvy
float32  anvz
#横滚角
float32  roll
#俯仰角
float32  pitch
#航向角
float32  yaw
#磁感应度　b
float32  bx
float32  by
float32  bz
